1248204425

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{295433}}^1$

素因数の和:295469

約数の個数: 18

約数和(自身を含む): 1675997082

約数和(自身を除く): 427792657

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 295433, 1477165, 3840629, 7385825, 19203145, 49928177, 96015725, 249640885, 1248204425]

約数ペア:

[(1, 1248204425), (5, 249640885), (13, 96015725), (25, 49928177), (65, 19203145), (169, 7385825), (325, 3840629), (845, 1477165), (4225, 295433)]